GM Service Manual Online
For 1990-2009 cars only
Table 1: Climate Control Panel (CCP)
Table 2: Dash Integration Module (DIM)
Table 3: Driver Door Module (DDM)
Table 4: Electronic Brake Control Module (EBCM)
Table 5: Instrument Panel Cluster (IPC)
Table 6: Left Rear Door Module (LRDM)
Table 7: Lt. Headlamp Leveling Mod.
Table 8: Passenger Door Module (PDM)
Table 9: Powertrain
Table 10: Rear Integration Module (RIM)
Table 11: Right Rear Door Module (RRDM)
Table 12: Rt. Headlamp Leveling Mod.

Climate Control Panel (CCP)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. All lighting turned OFF. All doors closed.

Photocell

Data Display-Lighting Data

Volts/Counts

Varies

Photocell Status

Data Display-Lighting Data

Dark/Light

Varies

Dimming Enabled

Data Display-Lighting Data

Yes/No

Varies

Dim Level Requested

Data Display-Lighting Data

Percent

Varies

LCD Intensity

Data Display-Lighting Data

Percent

Varies

LED Intensity

Data Display-Lighting Data

Percent

Varies

Dash Integration Module (DIM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. All lighting turned OFF. All doors closed.

Control Power

Output

On/Off

Off

Courtesy Lamp Switch

Inputs

On/Off

Off

Daytime Running Lamp

Outputs

On/Off

Off

Dimming Potentiometer

Inputs

Volts

Varies

Front Fog Lamp Relay

Outputs

On/Off

Off

Front Fog Lamp Switch

Inputs

Idle/Active

Idle

Flash to Pass Switch

Inputs

On/Off

Off

Hazard Lamp Switch

Inputs

On/Off

Off

Head Lamp Switch

Inputs

On/Off

Off

High Beam - Flash to Pa

Outputs

On/Off

Off

High Beam Switch/Relay

Inputs

On/Off

Off

High/Low Beam Relay

Outputs

On/Off

Off

Incandescent Dimming

Outputs

Percent

Varies

Lights On With Wipers

Inputs

On/Off

Off

Rear Fog Lamp Switch

Inputs

Idle/Active

Idle

Park Lamp Relay

Outputs

On/Off

Off

Park Lamp Switch

Inputs

On/Off

Off

Theft Lighting

Outputs

On/Off

Off

Twilight Switch

Inputs

On/Off

Off

Driver Door Module (DDM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. All lighting turned OFF. All doors closed.

Driver Door Jamb Sw.

Inputs

On/Off

Off

Switch Dimming

Outputs

Active/Inactive

Active

Electronic Brake Control Module (EBCM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. All lighting turned OFF. All doors closed.

BPP Sensor Calibration

Special Functions

--

--

BPP Sensor A/D Conversi

BAS System Data

Volts

Varies

BPP Sensor Displacement

BAS System Data

Percent

Varies

BPPS Learned Home Posit

BAS System Data

Volts

Varies

BPP Sensor Power Supply

BAS System Data

Volts

Varies

Stop Lamp Status

BAS System Data

Valid/Not Valid

Valid

Stop Lamp Switch

BAS System Data

Applied/Released

Released

Instrument Panel Cluster (IPC)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. All lighting turned OFF. All doors closed.

Park Brake Switch

Inputs

On/Off

Off

Left Turn Signal

Inputs

On/Off

Off

Right Turn Signal

Inputs

On/Off

Off

Left Rear Door Module (LRDM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. All lighting turned OFF. All doors closed.

Left Rear Door Jamb Sw.

Inputs

On/Off

Off

Switch Dimming

Outputs

Active/Inactive

Inactive

Lt. Headlamp Leveling Mod.

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. All lighting turned OFF. All doors closed.

Calibrate Module

Special Functions

--

--

Low Beam Input

Data

Volts

0-25V

Front Sensor

Data

Percent

0-100%

Rear Sensor

Data

Percent

0-100%

Stepper Motor Position

Data

Counts

0-255

Passenger Door Module (PDM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. All lighting turned OFF. All doors closed.

Pass. Door Jamb Sw.

Inputs

On/Off

Off

Switch Dimming

Outputs

Active/Inactive

inactive

Powertrain

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. All lighting turned OFF. All doors closed.

TCC Brake Switch

TCC Data

Open/Closed

Closed

IMS

Transmission Data

Park/Reverse/ Neutral/Drive5/Drive4/ Drive3/Drive2/ Drive1

Varies

Rear Integration Module (RIM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. All lighting turned OFF. All doors closed.

Inadvertent Power Input

Inputs

Active/Inactive

Inactive

Inadvertent Power Relay

Outputs

On/Off

On

Overhead Lamps Output

Outputs

On/Off

Off

Position Lamp Relay (Ex

Outputs

On/Off

Off

Rear Fog Lamp Relay

Outputs

On/Off

Off

Reverse Lamp Relay

Outputs

On/Off

Off

Trunk Ajar Switch

Inputs

Closed/Ajar

Closed

Right Rear Door Module (RRDM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. All lighting turned OFF. All doors closed.

Rt. Rear Door Jamb Sw.

Inputs

On/Off

Off

Switch Dimming

Outputs

Active/Inactive

Active

Rt. Headlamp Leveling Mod.

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. All lighting turned OFF. All doors closed.

Calibrate Module

Special Functions

--

--

Low Beam Input

Data

Volts

0-25V

Front Sensor

Data

Percent

0-100%

Rear Sensor

Data

Percent

0-100%

Stepper Motor Position

Data

Counts

0-255